Base | Representation |
---|---|
bin | 100011110100101100111101… |
… | …0110100000101001111011001 |
3 | 1112022200220021220112200102211 |
4 | 1013221121322310011033121 |
5 | 312300201340031033031 |
6 | 3034101553220355121 |
7 | 123241463032321165 |
oct | 10751317264051731 |
9 | 1468626256480384 |
10 | 315106631111641 |
11 | 91447a764a4456 |
12 | 2b411939245aa1 |
13 | 106a9573b9c615 |
14 | 57b5356d01ca5 |
15 | 26669a745bbb1 |
hex | 11e967ad053d9 |
315106631111641 has 4 divisors (see below), whose sum is σ = 315234049889332. Its totient is φ = 314979212333952.
The previous prime is 315106631111639. The next prime is 315106631111677. The reversal of 315106631111641 is 146111136601513.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 194282479175625 + 120824151936016 = 13938525^2 + 10992004^2 .
It is a cyclic number.
It is not a de Polignac number, because 315106631111641 - 21 = 315106631111639 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 315106631111594 and 315106631111603.
It is not an unprimeable number, because it can be changed into a prime (315106631111611) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63709385136 + ... + 63709390081.
It is an arithmetic number, because the mean of its divisors is an integer number (78808512472333).
Almost surely, 2315106631111641 is an apocalyptic number.
It is an amenable number.
315106631111641 is a deficient number, since it is larger than the sum of its proper divisors (127418777691).
315106631111641 is a wasteful number, since it uses less digits than its factorization.
315106631111641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127418777690.
The product of its (nonzero) digits is 38880, while the sum is 40.
The spelling of 315106631111641 in words is "three hundred fifteen trillion, one hundred six billion, six hundred thirty-one million, one hundred eleven thousand, six hundred forty-one".
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